@article{Stępień-Warda_2020, title={Effect of soil cultivation system on the efficiency of the photosynthetic apparatus in maize leaves (Zea mays L.)}, volume={43}, url={https://redakcjapja.iung.pl/index.php/pja/article/view/102}, DOI={10.26114/pja.iung.445.2020.43.05}, abstractNote={<p><span style="left: 157.842px; top: 469.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00101);">The cultivation of maize in no-tillage farming systems </span><span style="left: 94.4882px; top: 487.475px; font-size: 15px; font-family: serif; transform: scaleX(0.996801);">has become increasingly important in recent years, due to the ob</span><span style="left: 479.257px; top: 487.475px; font-size: 15px; font-family: serif;">-</span><span style="left: 94.4882px; top: 505.475px; font-size: 15px; font-family: serif; transform: scaleX(1.01771);">served climate changes and the increasing droughts. Such a cul</span><span style="left: 479.257px; top: 505.475px; font-size: 15px; font-family: serif;">-</span><span style="left: 94.4882px; top: 523.475px; font-size: 15px; font-family: serif; transform: scaleX(1.01259);">tivation system has a positive effect on the physicochemical and </span><span style="left: 94.4882px; top: 541.475px; font-size: 15px; font-family: serif; transform: scaleX(1.0205);">biological properties of the soil, but above all allows for greater </span><span style="left: 94.4882px; top: 559.475px; font-size: 15px; font-family: serif; transform: scaleX(0.9855);">retention of water available to plants. The aim of the research was </span><span style="left: 94.4882px; top: 577.475px; font-size: 15px; font-family: serif; transform: scaleX(1.02334);">to assess the effect of the method of soil preparation for sowing </span><span style="left: 94.4882px; top: 595.475px; font-size: 15px; font-family: serif; transform: scaleX(1.0407);">maize grown in monoculture (plough, reduced, direct seeding) </span><span style="left: 94.4882px; top: 613.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00372);">on the efficiency of photosystem II (PSII) in leaves and the yield </span><span style="left: 94.4882px; top: 631.475px; font-size: 15px; font-family: serif; transform: scaleX(1.02191);">of maize (</span><span style="left: 156.605px; top: 631.475px; font-size: 15px; font-family: serif; transform: scaleX(0.997725);">Zea mays</span><span style="left: 214.341px; top: 631.475px; font-size: 15px; font-family: serif; transform: scaleX(1.01574);"> L.). The field experiment was carried out in </span><span style="left: 94.4882px; top: 649.475px; font-size: 15px; font-family: serif; transform: scaleX(1.02126);">2017–2019 at the Agricultural Experimental Station IUNG-PIB </span><span style="left: 94.4882px; top: 667.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00155);">in Grabów (Mazowieckie Voivodeship), using the split-block </span><span style="left: 94.4882px; top: 685.475px; font-size: 15px; font-family: serif; transform: scaleX(0.999866);">method. On three treatments, maize was grown in monocul</span><span style="left: 479.257px; top: 685.475px; font-size: 15px; font-family: serif;">-</span><span style="left: 94.4882px; top: 703.475px; font-size: 15px; font-family: serif; transform: scaleX(1.05929);">ture, and in a control treatment, in rotation. Three methods of </span><span style="left: 94.4882px; top: 721.475px; font-size: 15px; font-family: serif; transform: scaleX(0.987227);">preparing the soil for sowing in monoculture were used: full </span><span style="left: 94.4882px; top: 739.475px; font-size: 15px; font-family: serif; transform: scaleX(1.03523);">plough tillage, reduced tillage and direct seeding. The research </span><span style="left: 94.4882px; top: 757.475px; font-size: 15px; font-family: serif; transform: scaleX(1.02614);">showed, that the applied tillage system had a significant impact </span><span style="left: 94.4882px; top: 775.475px; font-size: 15px; font-family: serif; transform: scaleX(1.03733);">on the parameters of chlorophyll fluorescence and the yielding </span><span style="left: 94.4882px; top: 793.475px; font-size: 15px; font-family: serif; transform: scaleX(1.01618);">of maize, while the weather conditions, especially rainfall, were </span><span style="left: 94.4882px; top: 811.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00317);">also of great importance. In conditions of water deficiency in the </span><span style="left: 94.4882px; top: 829.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00966);">soil, maize cultivated in the reduced tillage and in direct seeding </span><span style="left: 94.4882px; top: 847.475px; font-size: 15px; font-family: serif; transform: scaleX(1.03836);">yielded better than in the crop rotation with full plough tillage. </span><span style="left: 94.4882px; top: 865.475px; font-size: 15px; font-family: serif; transform: scaleX(1.03022);">Also chlorophyll fluorescence indices (Fv/Fm and PI) in plants </span><span style="left: 94.4882px; top: 883.475px; font-size: 15px; font-family: serif; transform: scaleX(0.996728);">cultivated without the use of plough tillage showed higher values </span><span style="left: 94.4882px; top: 901.475px; font-size: 15px; font-family: serif; transform: scaleX(1.05318);">than in plants cultivated in rotation, which proves more effec</span><span style="left: 479.257px; top: 901.475px; font-size: 15px; font-family: serif;">-</span><span style="left: 94.4882px; top: 919.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00926);">tive functioning of photosystem II in the conditions of no-tillage </span><span style="left: 94.4882px; top: 937.475px; font-size: 15px; font-family: serif; transform: scaleX(0.995301);">cultivation with limited rainfall and greater efficiency of the pho</span><span style="left: 479.257px; top: 937.475px; font-size: 15px; font-family: serif;">-</span><span style="left: 94.4882px; top: 955.475px; font-size: 15px; font-family: serif; transform: scaleX(0.991663);">tosynthetic apparatus under these conditions, which was reflected </span><span style="left: 94.4882px; top: 973.475px; font-size: 15px; font-family: serif; transform: scaleX(1.00047);">in the yielding of maize.</span></p>}, number={43}, journal={Polish Journal of Agronomy}, author={Stępień-Warda, Anna}, year={2020}, month={grudz.}, pages={57–62} }